Home / 15,548.97-23,327.10-5,160.72

Finding the Fourth Proportional to 15,548.97, 23,327.10 and 5,160.72

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Solution

The fourth proportional to 15,548.97, 23,327.10 and 5,160.72 is: 7,742.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,548.97 : 23,327.10 = 5,160.72 : x
  2. Step 2: Convert to fraction form
    15,548.97/23,327.10 = 5,160.72/x
  3. Step 3: Cross multiply
    15,548.97x = 23,327.10 × 5,160.72
  4. Step 4: Simplify right side
    15,548.97x = 120,384,631.51
  5. Step 5: Solve for x
    x = 120,384,631.51/15,548.97
  6. Step 6: Final answer
    x = 7,742.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.